Long Island Medium is currently one of TLC's highest-rated programs. The current season has provided a strong lead for freshman hit Breaking Amish, recently pulling a 1.1 rating among adults 18-49 and 2.9 million viewers against Sunday night's strong broadcast and cable competition. The third season has averaged 2.9 million viewers to date, up 1.6 million from its average this time last year.

Caputo has also been one of the more recognizable personalities to emerge from TLC of late. She was was recently parodied on Saturday Night Live.

The third season finale of Long Island Medium -- watch the preview below -- airs at 9 and 9:30 p.m. this Sunday, with a return planned for March 2013.